select cast (2000 as type of quint) from rdb$database select cast (2000 as int) from rdb$database.
Union select null, null, null, null, null, null, null from information_schema.tables. for a small database containing three tables. this instruction is used in sql injection I tried it and it worked but I didn't really know how it works can somebody help me...
Best Result For : 999999.9 uNiOn aLl sElEcT cAsT 0x393133353134353632312e39 as char --. تفسير فرط السبحة في المنام.
With regards to your code (or the code in OpenCart), what you want to be sure of is that all user submitted data is sanitized (such as data sent to your server as a GET parameter as in your case). Also, if you feel uneasy about the attempted hack, it might be worth watching the feed provided on the...
Используйте NULL в UNION-инъекциях вместо попыток угадать строку, дату, число и прочее. Но будьте аккуратны при слепой инъекции, т.к. вы можете спутать ошибку БД и самого приложения. Некоторые языки, например ASP.NET, выдают ошибку при использовании значения NULL (т.к...
labor op99999' union select unhex(hex(version())) -- 'x'='x. RAW Paste Data.
Ok let's say that (char*) 0 is indeed a pointer to character at address 0, but what does this address 0 mean? I mean how can we say it's a null?
As of a couple of weeks ago, I keep seeing a LOT of 404s that don't even look like links
К нулевому результату первой части запроса (до UNION) присоединился результат второй части (после UNION), вернувшей детальное описание 4-ой новости. Защита от SQL инъекций (SQL внедрений). Защита от взлома сводится к базовому правилу «доверяй, но проверяй».